In the Linux kernel, the following vulnerability has been resolved:
media: v4l2-mem2mem: add lock to protect parameter num_rdy
Getting below error when using KCSAN to check the driver. Adding lock to protect parameter num_rdy when getting the value with function: v4l2_m2m_num_src_bufs_ready/v4l2_m2m_num_dst_bufs_ready.
kworker/u16:3: [name:report&]BUG: KCSAN: data-race in v4l2_m2m_buf_queue kworker/u16:3: [name:report&]
kworker/u16:3: [name:report&]read-write to 0xffffff8105f35b94 of 1 bytes by task 20865 on cpu 7: kworker/u16:3: v4l2_m2m_buf_queue+0xd8/0x10c
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Amazon Linux Ami 2 | — | Upgrade bpftoolUpgrade kernelUpgrade kernel-debuginfoUpgrade kernel-headersUpgrade kernel-develUpgrade kernel-debuginfo-common-x86_64Upgrade python-perf-debuginfoUpgrade kernel-tools-develUpgrade kernel-livepatch-5.10.192-182.736Upgrade kernel-tools-debuginfoUpgrade python-perfUpgrade perf-debuginfoUpgrade perfUpgrade bpftool-debuginfoUpgrade kernel-toolsUpgrade kernel-debuginfo-common-aarch64 | May 20, 2026 | May 20, 2026 |
| Debian | — | Upgrade linux | Oct 3, 2025 | Oct 3, 2025 |
| Huawei Euleros 2_0_sp10 | — | Upgrade python3-perfUpgrade kernelUpgrade kernel-abi-stablelistsUpgrade kernel-tools-libsUpgrade kernel-tools | Mar 17, 2026 | Mar 16, 2026 |
| Huawei Euleros 2_0_sp13 | — | Upgrade kernel-tools-libsUpgrade bpftoolUpgrade kernelUpgrade python3-perfUpgrade kernel-abi-stablelistsUpgrade kernel-tools | Mar 10, 2026 | Mar 10, 2026 |
| Redhat_linux | — | No solution exists | Jul 17, 2026 | Oct 1, 2025 |
| Ubuntu | — | Upgrade linux-xilinx-zynqmpUpgrade linux-oracle-5.15Upgrade linux-azure-fipsUpgrade linux-ibm-5.4Upgrade linux-ibmUpgrade linux-lowlatencyUpgrade linux-oracleUpgrade linux-gcp-fipsUpgrade linux-azure-fde-5.15Upgrade linux-nvidiaUpgrade linux-gkeopUpgrade linux-aws-fipsUpgrade linux-aws-5.4Upgrade linux-azure-5.4Upgrade linux-gkeUpgrade linux-azure-5.15Upgrade linux-iotUpgrade linux-hwe-5.4Upgrade linux-gcp-5.4Upgrade linuxUpgrade linux-nvidia-tegra-igxUpgrade linux-fipsUpgrade linux-realtimeUpgrade linux-intel-iotg-5.15Upgrade linux-aws-5.15Upgrade linux-awsUpgrade linux-azure-fdeUpgrade linux-hwe-5.15Upgrade linux-raspi-5.4Upgrade linux-nvidia-tegra-5.15Upgrade linux-oracle-5.4Upgrade linux-lowlatency-hwe-5.15Upgrade linux-riscv-5.15Upgrade linux-gcp-5.15Upgrade linux-raspiUpgrade linux-gcpUpgrade linux-nvidia-tegraUpgrade linux-azureUpgrade linux-ibm-5.15Upgrade linux-intel-iot-realtimeUpgrade linux-intel-iotgUpgrade linux-bluefieldUpgrade linux-kvm | Oct 10, 2025 | Oct 1, 2025 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Oct 15, 2025 | Oct 1, 2025 |
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